diff --git a/Mage.Sets/src/mage/cards/p/ProfessorsWarning.java b/Mage.Sets/src/mage/cards/p/ProfessorsWarning.java
new file mode 100644
index 00000000000..a9e7a820455
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/p/ProfessorsWarning.java
@@ -0,0 +1,43 @@
+package mage.cards.p;
+
+import mage.abilities.Mode;
+import mage.abilities.effects.common.continuous.GainAbilityTargetEffect;
+import mage.abilities.effects.common.counter.AddCountersTargetEffect;
+import mage.abilities.keyword.IndestructibleAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.counters.CounterType;
+import mage.target.common.TargetCreaturePermanent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class ProfessorsWarning extends CardImpl {
+
+    public ProfessorsWarning(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.INSTANT}, "{B}");
+
+        // Choose one —
+        // • Put a +1/+1 counter on target creature.
+        this.getSpellAbility().addEffect(new AddCountersTargetEffect(CounterType.P1P1.createInstance()));
+        this.getSpellAbility().addTarget(new TargetCreaturePermanent());
+
+        // • Target creature gains indestructible until end of turn.
+        Mode mode = new Mode(new GainAbilityTargetEffect(IndestructibleAbility.getInstance(), Duration.EndOfTurn));
+        mode.addTarget(new TargetCreaturePermanent());
+        this.getSpellAbility().addMode(mode);
+    }
+
+    private ProfessorsWarning(final ProfessorsWarning card) {
+        super(card);
+    }
+
+    @Override
+    public ProfessorsWarning copy() {
+        return new ProfessorsWarning(this);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/StrixhavenSchoolOfMages.java b/Mage.Sets/src/mage/sets/StrixhavenSchoolOfMages.java
index 7d280b2ea2a..1fde7de7f11 100644
--- a/Mage.Sets/src/mage/sets/StrixhavenSchoolOfMages.java
+++ b/Mage.Sets/src/mage/sets/StrixhavenSchoolOfMages.java
@@ -160,6 +160,7 @@ public final class StrixhavenSchoolOfMages extends ExpansionSet {
         cards.add(new SetCardInfo("Professor Onyx", 83, Rarity.MYTHIC, mage.cards.p.ProfessorOnyx.class));
         cards.add(new SetCardInfo("Professor of Symbology", 24, Rarity.UNCOMMON, mage.cards.p.ProfessorOfSymbology.class));
         cards.add(new SetCardInfo("Professor of Zoomancy", 140, Rarity.COMMON, mage.cards.p.ProfessorOfZoomancy.class));
+        cards.add(new SetCardInfo("Professor's Warning", 84, Rarity.COMMON, mage.cards.p.ProfessorsWarning.class));
         cards.add(new SetCardInfo("Quandrix Apprentice", 216, Rarity.UNCOMMON, mage.cards.q.QuandrixApprentice.class));
         cards.add(new SetCardInfo("Quandrix Campus", 271, Rarity.COMMON, mage.cards.q.QuandrixCampus.class));
         cards.add(new SetCardInfo("Quandrix Command", 217, Rarity.RARE, mage.cards.q.QuandrixCommand.class));